When Xuan's real estate project threatens the home of mermaids, Shan is sent to stop him. When they fall in love, he is encouraged to cancel the project. However, he must save them from bigger danger.
Lin Yun
Mermaid Shan
Deng Chao
Liu Xuan
Zhang Yuqi
Ruolan
Show Lo
Brother Eight
Tsui Hark
Uncle Rich
Wen Zhang
Constable Mo
Kris Wu
Long Jianfei
Lee Sheung-Ching
Constable Shi
